[wxqc] Discussion of weather data quality issues

[Paul E.R. Packbier - PCR Environmental Inc.]

Evan:

Any idea what causes the 140 mbar "pops" every six hours at the Guam  
NWS/NOAA weather station <http://weather.gladstonefamily.net/site/PGUM>?

Paul

On Sep 25, 2006, at 12:38 AM, wxqc-request at lists.gladstonefamily.net  
wrote:

> Date: Fri, 22 Sep 2006 19:00:11 -0500
> From: Evan Bookbinder <Evan.Bookbinder at noaa.gov>
> Subject: Re: [wxqc] my rain collector vs. the birds
> To: Discussion of weather data quality issues
> 	<wxqc at lists.gladstonefamily.net>
> Message-ID: <00e501c6dea3$3dabc2a0$6701a8c0 at stormalerthp>
> Content-Type: text/plain; format=flowed; charset=iso-8859-1;
> 	reply-type=original
>
> A fake cat also works. In all seriousness, birds became a HUGE  
> problem with
> the new NWS Ultrasonic wind sensors -- hawks in fact. The 3 pronged  
> sensor
> made a perfect perch for the birds, causing erroneous wind gusts  
> (in some
> cases near hurricane force) to be observed when the bird was active  
> on his
> perch.
>
> Several attempts to remove the birds by providing alternate landing  
> areas
> were unsuccessful -- they prefer the 10m perch to scout out their  
> prey. The
> solution that works ended up being a auto-motion sensor attached to  
> a strobe
> light and a blaring siren. Two days of that and the sites have not  
> had any
> bird problems :)
>
> Evan

_____________________________________________
PCR Environmental, Inc. - SBA Section 8(a) & HUBZone Certified WOSB SDB
266 Father San Vitores Street
Tamuning, Guam 96913-3622 USA
(671) 646-3560; Fax (671) 646-3563

http://www.pcrguam.com

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